Base | Representation |
---|---|
bin | 111111011110110… |
… | …1110011111101111 |
3 | 12111110011211012112 |
4 | 1332331232133233 |
5 | 13330302013242 |
6 | 551211354235 |
7 | 103533432353 |
oct | 17675563757 |
9 | 5443154175 |
10 | 2130110447 |
11 | 9a3434563 |
12 | 4b545297b |
13 | 27c4011aa |
14 | 162c87463 |
15 | c7013c82 |
hex | 7ef6e7ef |
2130110447 has 2 divisors, whose sum is σ = 2130110448. Its totient is φ = 2130110446.
The previous prime is 2130110441. The next prime is 2130110473. The reversal of 2130110447 is 7440110312.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2130110447 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2130110441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065055223 + 1065055224.
It is an arithmetic number, because the mean of its divisors is an integer number (1065055224).
Almost surely, 22130110447 is an apocalyptic number.
2130110447 is a deficient number, since it is larger than the sum of its proper divisors (1).
2130110447 is an equidigital number, since it uses as much as digits as its factorization.
2130110447 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 2130110447 is about 46153.1195803707. The cubic root of 2130110447 is about 1286.6705897205.
Adding to 2130110447 its reverse (7440110312), we get a palindrome (9570220759).
The spelling of 2130110447 in words is "two billion, one hundred thirty million, one hundred ten thousand, four hundred forty-seven".
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